RE: [PATCH -tip] x86,trace: Add rcu_irq_enter/exit() insmp_trace_reschedule_interrupt()

[Seiji Aguchi]

> > +void smp_trace_reschedule_interrupt(struct pt_regs *regs)
> > +{
> 
> Sure, but we should probably add a comment here to why
> smp_trace_reschedule_interrupt() is different than
> smp_reschedule_interrupt().
> 
> 	/*
> 	 * Need to call irq_enter() before calling the trace point.
> 	 * __smp_reschedule_interrupt() calls irq_enter/exit() too (in
> 	 * scheduler_ipi(). This is OK, since those functions are allowed
> 	 * to nest.
> 	 */
> 
> -- Steve

I will add the comment.

Thanks.

Seiji
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